trigger vs fomentation

trigger and fomentation both are nouns.

Word	Noun	Adjective	Verb	Adverb
trigger	Yes	No	Yes	No
fomentation	Yes	No	No	No

As nouns, fomentation is a hyponym of trigger; that is, fomentation is a word with a more specific, narrower meaning than trigger:

Other hyponyms of trigger include instigation.

trigger (noun)	fomentation (noun)
an act that sets in motion some course of events	deliberate and intentional triggering (of trouble or discord)
lever that activates the firing mechanism of a gun	application of warm wet coverings to a part of the body to relieve pain and inflammation
a device that activates or releases or causes something to happen	a substance used as a warm moist medicinal compress or poultice

trigger (verb)	fomentation (verb)
release or pull the trigger on
put in motion or move to act